异戊酰基呋喃木糖的合成及其卷烟加香效应

Fine Chemicals(2011)

Cited 23|Views55
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Abstract
以二环己基碳二亚胺(DCC)为缩水剂,在4-二甲氨基吡啶(4-DMAP)催化下合成了化合物1,2-0-异丙叉基-3-0-异戊酰基-5-0-肉桂酰基-α-D-呋喃木糖,其结构经IR、<'1>HNMR、<'13>CNMR和HRMS验证.采用热裂解-GC-MS对该化合物的热裂解产物进行分离鉴定,并初步进行了卷烟加香实验.结果表明,温度对合成产物的热裂解产物种类和含量有较大影响,主要有呋喃衍生物、月桂烯、异戊酸等;合成产物的质量分数为0.02%~0.03%时与烟香谐调,可以改善卷烟香气质,增加香气量,降低刺激性,改善余味.
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Key words
xylose esters,perfumes and essences,cigarette flavoring,pyrolytic process
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